Defense Secretary Ash Carter has signed a new directive creating a formal place in the Pentagon bureaucracy for the Strategic Capabilities Office, a move that could ensure an initiative he launched in 2012 -- to find new and innovative ways to use existing weapons system and emerging technologies -- endures beyond the Obama administration. On Nov. 14, a week after Donald Trump was elected president, Carter approved “Department of Defense Directive 5105.86, Director, Strategic Capabilities Office,” a 12-page document that...